Statement of Changes in Beneficial Ownership (Form 4)

FORM 4 Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b). Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934 or Section 30(h) of the Investment Company Act of 1940

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1. Name and Address of Reporting Person * Mackey Tara D 2. Issuer Name and Ticker or Trading Symbol AZZ INC [AZZ] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) _____ Director _____ 10% Owner __X__ Officer (give title below) _____ Other (specify below) Chief Legal Officer (Last) (First) (Middle) ONE MUSEUM PLACE, 3100 WEST 7TH STREET 3. Date of Earliest Transaction (Month/Day/Year) 05/09/2025 (Street) FORT WORTH, TX 76107 4. If Amendment, Date Original Filed (Month/Day/Year) 6. Individual or Joint/Group Filing (Check Applicable Line) _X_ Form filed by One Reporting Person ___ Form filed by More than One Reporting Person (City) (State) (Zip) Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned

1.Title of Security (Instr. 3) 2. Transaction Date (Month/Day/Year) 2A. Deemed Execution Date, if any (Month/Day/Year) 3. Transaction Code (Instr. 8) 4. Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5) 5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4) 6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 7. Nature of Indirect Beneficial Ownership (Instr. 4) Code V Amount (A) or (D) Price COMMON STOCK 05/09/2025 M 1,725 A $ 0 27,854 D COMMON STOCK 05/09/2025 M 60(1) A $ 0 27,914 D COMMON STOCK 05/09/2025 F 576(2) D $91.49 27,338 D COMMON STOCK 05/09/2025 M 4,715 A $ 0 32,053 D COMMON STOCK 05/09/2025 M 166(3) A $ 0 32,219 D COMMON STOCK 05/09/2025 F 1,870(2) D $91.49 30,349 D

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Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned
(e.g., puts, calls, warrants, options, convertible securities)

1. Title of Derivative Security (Instr. 3)

2. Conversion or Exercise Price of Derivative Security

3. Transaction Date (Month/Day/Year)

3A. Deemed Execution Date, if any (Month/Day/Year)

4. Transaction Code (Instr. 8)

5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4, and 5)

6. Date Exercisable and Expiration Date (Month/Day/Year)

7. Title and Amount of Underlying Securities (Instr. 3 and 4)

8. Price of Derivative Security (Instr. 5)

9. Number of Derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)

10. Ownership Form of Derivative Security: Direct (D) or Indirect (I) (Instr. 4)

11. Nature of Indirect Beneficial Ownership (Instr. 4)

Code

V

(A)

(D)

Date Exercisable

Expiration Date

Title

Amount or Number of Shares

Restricted Stock Units

(4)

05/09/2025

M

1,725

(5)

(6)

COMMON STOCK

1,725

$ 0

0

D

Performance Share Units

(7)

05/09/2025

M

4,715(8)

(9)

(6)

COMMON STOCK

4,715

$ 0

0

D

Reporting Owners

Reporting Owner Name / Address	Relationships
	Director	10% Owner	Officer	Other
Mackey Tara D ONE MUSEUM PLACE 3100 WEST 7TH STREET FORT WORTH, TX 76107			Chief Legal Officer

Signatures

Tara D Mackey		05/13/2025
**Signature of Reporting Person		Date

Explanation of Responses:

*	If the form is filed by more than one reporting person, see Instruction 4(b)(v).
**	Intentional misstatements or omissions of facts constitute Federal Criminal Violations. See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
(1)	Represents the vesting of dividend equivalent rights that accrued on 1,725 restricted stock units ("RSUs") granted on 5/9/2022, which AZZ has settled in shares of AZZ common stock.
(2)	The reporting person disposed of shares of common stock to satisfy tax withholding obligations.
(3)	Represents the vesting of dividend equivalent rights that accrued on the target performance share units ("PSUs") of 3,519 granted on 5/9/2022, which AZZ has settled in shares of AZZ common stock.
(4)	Each RSU represents a contingent right to receive one share of AZZ common stock.
(5)	The RSUs granted on 5/9/2022, vest ratably over a 3-year period beginning on 5/9/2023.
(6)	Once vested, the shares of common stock are not subject to expiration.
(7)	Each PSU represents a contingent right to receive shares of AZZ common stock with the actual number varying based on achieved results.
(8)	Represents the number of shares acquired by the reporting person upon the vesting of PSUs granted on 5/9/2022. This number represents 3,519 target PSUs and 1,196 additional PSUs earned based upon the achievement of 134% of pre-established performance goals during the performance cycle.
(9)	The PSUs granted on 5/9/2022 were granted under the Issuers 2014 Long Term Incentive Plan and had a three-year performance cycle (3/1/2022- 2/28/2025).
Remarks: Pursuant to New York Stock Exchange (NYSE) rules, in the event a vesting date of RSUs falls on a weekend or holiday, the affected RSUs will vest on the next following NYSE business day.

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